Tornado Watch 12

Issued

Jan 29, 2013, 9:35 PM CST (03:35 UTC)

Expired

Jan 30, 2013, 3:51 AM CST

In force

6 hr

Issued by

the Storm Prediction Center

Largest hail expected

1 in

Strongest gust expected

70 kt

The Evansville,IN radar (KVWX), 48 km from the middle of the area, began a volume at 03:38 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

Two or more tornadoes

30%

One or more EF2 to EF5 tornadoes

20%

Ten or more severe wind reports

95%

One or more gusts of 65 knots or more

60%

Ten or more severe hail reports

10%

One or more hailstones of 2 inches or more

5%

Six or more combined severe hail and wind reports

95%

• Mesoscale Discussion 79Jan 29, 6:08 PM CST
• Mesoscale Discussion 83Jan 29, 9:19 PM CST
• Mesoscale Discussion 84Jan 29, 9:49 PM CST
• Mesoscale Discussion 85Jan 29, 11:05 PM CST
• Mesoscale Discussion 88Jan 30, 2:33 AM CST

841 
WWUS20 KWNS 300335
SEL2  
SPC WW 300335
ILZ000-INZ000-KYZ000-301000-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 12
NWS STORM PREDICTION CENTER NORMAN OK
1035 PM EST TUE JAN 29 2013

THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF 

       EAST CENTRAL ILLINOIS
       SOUTHERN INDIANA
       WESTERN AND CENTRAL KENTUCKY

EFFECTIVE THIS TUESDAY NIGHT AND WEDNESDAY MORNING FROM 1035 PM
UNTIL 500 AM EST.

TORNADOES...HAIL TO 1 INCH IN DIAMETER...THUNDERSTORM WIND GUSTS
TO 80 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.

THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 80 STATUTE
MILES EAST AND WEST OF A LINE FROM 25 MILES NORTH NORTHEAST OF
BLOOMINGTON INDIANA TO 5 MILES WEST SOUTHWEST OF FORT CAMPBELL
KENTUCKY.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU2).

REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR
TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH
AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR
THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS
AND POSSIBLE WARNINGS.

OTHER WATCH INFORMATION...CONTINUE...WW 10...WW 11...

DISCUSSION...INTENSE SQUALL LINE EXTENDS FROM CENTRAL IL INTO
SOUTHEAST MO.  THESE STORMS WILL RACE EASTWARD OVERNIGHT ACROSS THE
WATCH AREA.  EXTREMELY STRONG LOW LEVEL WINDS WILL PROMOTE A RISK OF
WIDESPREAD DAMAGING WINDS...DESPITE VERY LIMITED INSTABILITY. 
ISOLATED TORNADOES WILL ALSO REMAIN POSSIBLE ALONG THE LEADING EDGE
OF THE SQUALL LINE.

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 1 INCH. EXTREME TURBULENCE AND SURFACE WIND
GUSTS TO 70 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 400.
MEAN STORM MOTION VECTOR 25045.


...HART

Tornado Watches in Indiana, 2013Tornado Watches in Kentucky, 2013Tornado Watches in Illinois, 2013Every tornado watch in 2013

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.